Keyboard



FIG. 1 is a top, front, right side perspective view of a keyboard showing our new design;

FIG. 2 is a right side elevational view thereof on an enlarged scale;

FIG. 3 is a left side elevational view thereof on an enlarged scale;

FIG. 4 is a top plan view thereof on an enlarged scale;

FIG. 5 is a bottom plan view thereof on an enlarged scale;

FIG. 6 is a front elevational view thereof on an enlarged scale;

FIG. 7 is a rear elevational view thereof on an enlarged scale;

FIG. 8 is a top, front, right side perspective view of a second embodiment of our new design; and

FIG. 9 is a top plan view thereof on an enlarged scale.

The undisclosed front, rear, bottom, right and left sides of FIGS. 8 and 9 are identical to that shown in FIGS. 2, 3, 5, 6 and 7. 

The ornamental design for a keyboard, as shown and described. 